ODROIDN2-UBOOT-CONFIG

setenv board "odroidn2"

# Serial console device: /dev/tty1 is appended automatically
setenv condev "console=ttyS0,115200n8"

# Auto-detection of monitor settings based on your screen information: "false" or "true"
setenv display_autodetect "true"

# Toggle HDMI output: "false" or "true"
setenv monitor_onoff "false"

# Force SDR or HDR mode: "sdr", "hdr" or "auto"
setenv sdrmode "auto"

# Toggle CEC support: "false" or "true"
setenv cec "true"

# Toggle Wake-On-Lan support: 0=disable, 1=enable
setenv enable_wol "0"

# Device tree overlays
# See /boot/overlays/odroidn2/ for available overlays, e.g.:
# - hktft32: 3.2" TFT from HardKernel
# - hktft35: 3.5" TFT from HardKernel
#setenv overlays "spi0 i2c0 i2c1 uart0"

# HDMI mode resolution configuration
#    Symbol             | Resolution
# ----------------------+-------------
#    "480x272p60hz"     | 480x272 Progressive 60Hz
#    "480x320p60hz"     | 480x320 Progressive 60Hz
#    "480p60hz"         | 720x480 Progressive 60Hz
#    "576p50hz"         | 720x576 Progressive 50Hz
#    "720p60hz"         | 1280x720 Progressive 60Hz
#    "720p50hz"         | 1280x720 Progressive 50Hz
#    "1080p60hz"        | 1920x1080 Progressive 60Hz
#    "1080p50hz"        | 1920x1080 Progressive 50Hz
#    "1080p30hz"        | 1920x1080 Progressive 30Hz
#    "1080p24hz"        | 1920x1080 Progressive 24Hz
#    "1080i60hz"        | 1920x1080 Interlaced 60Hz
#    "1080i50hz"        | 1920x1080 Interlaced 50Hz
#    "2160p60hz"        | 3840x2160 Progressive 60Hz
#    "2160p50hz"        | 3840x2160 Progressive 50Hz
#    "2160p30hz"        | 3840x2160 Progressive 30Hz
#    "2160p25hz"        | 3840x2160 Progressive 25Hz
#    "2160p24hz"        | 3840x2160 Progressive 24Hz
#    "smpte24hz"        | 3840x2160 Progressive 24Hz SMPTE
#    "2160p60hz420"     | 3840x2160 Progressive 60Hz YCbCr 4:2:0
#    "2160p50hz420"     | 3840x2160 Progressive 50Hz YCbCr 4:2:0
#    "640x480p60hz"     | 640x480 Progressive 60Hz
#    "800x480p60hz"     | 800x480 Progressive 60Hz
#    "800x600p60hz"     | 800x600 Progressive 60Hz
#    "1024x600p60hz"    | 1024x600 Progressive 60Hz
#    "1024x768p60hz"    | 1024x768 Progressive 60Hz
#    "1280x800p60hz"    | 1280x800 Progressive 60Hz
#    "1280x1024p60hz"   | 1280x1024 Progressive 60Hz
#    "1360x768p60hz"    | 1360x768 Progressive 60Hz
#    "1440x900p60hz"    | 1440x900 Progressive 60Hz
#    "1600x900p60hz"    | 1600x900 Progressive 60Hz
#    "1600x1200p60hz"   | 1600x1200 Progressive 60Hz
#    "1680x1050p60hz"   | 1680x1050 Progressive 60Hz
#    "1920x1200p60hz"   | 1920x1200 Progressive 60Hz
#    "2560x1080p60hz"   | 2560x1080 Progressive 60Hz
#    "2560x1440p60hz"   | 2560x1440 Progressive 60Hz
#    "2560x1600p60hz"   | 2560x1600 Progressive 60Hz
#    "3440x1440p60hz"   | 3440x1440 Progressive 60Hz
setenv hdmimode "1080p60hz"

# Overscan percentage
# This value scales down the actual screen size by the percentage below.
# Valid range is 80 to 100.
setenv overscan "100"

# Output mode: "hdmi" or "dvi"
# "dvi" disables HDMI audio.
setenv voutmode "hdmi"

# HPD enable/disable option: "false" or "true"
setenv disablehpd "false"

# Hardkernel ODROID-VU7 support: "false" or "true"
# By default VU7 support is disabled
setenv disable_vu7 "true"

# Max CPU frequency for big A73 cores in MHz
# - Valid values on Odroid N2: 500, 667, 1000, 1200, 1398, 1512, 1608, 1704, 1800 (default), 1908, 2004
# - Valid values on Odroid N2+: 500, 667, 1000, 1200, 1398, 1512, 1608, 1704, 1800, 1908, 2016, 2100, 2208 (default), 2304, 2400
#setenv max_freq_a73 "2004"
 
# Max CPU frequency for small A53 cores in MHz
# - Valid values on Odroid N2: 100, 250, 500, 667, 1000, 1200, 1398, 1512, 1608, 1704, 1896 (default), 1992
# - Valid values on Odroid N2+: 500, 667, 1000, 1200, 1398, 1512, 1608, 1704, 1800, 1908 (default), 2016
#setenv max_freq_a53 "1992"

# Max CPU cores
# Note:
# CPU's 0 and 1 are the A53 (small cores)
# CPU's 2 to 5 are the A73 (big cores)
# Lowering this value disables only the bigger cores (the last cores).
# Valid range is 1 to 6.
setenv maxcpus "6"

### DO NOT EDIT ANYTHING BELOW THIS LINE ###

# Apply HDMI settings
if test "${display_autodetect}" = "true"; then hdmitx edid; fi
if test "${hdmimode}" = "custombuilt"; then setenv cmode "modeline=${modeline}"; fi

# Apply CEC setting
if test "${cec}" = "true"; then setenv cec_enable "hdmitx=cec3f"; fi

# Apply VU7 settings
if test "${disable_vu7}" = "false"; then setenv hid_quirks "usbhid.quirks=0x0eef:0x0005:0x0004"; fi

# Apply CPU frequencies if assigned
if test "${max_freq_a73}"; then setenv a73_freq "max_freq_a73=${max_freq_a73}"; fi
if test "${max_freq_a53}"; then setenv a53_freq "max_freq_a53=${max_freq_a53}"; fi

# Label for petitboot
setenv bootlabel "DietPi (64-bit)"

# Boot args
setenv bootargs "root=UUID=e139ce78-9841-40fe-8823-96a304a09859 rootwait ro ${condev} ${amlogic} no_console_suspend fsck.repair=yes net.ifnames=0 elevator=noop hdmimode=${hdmimode} cvbsmode=576cvbs maxcpus=${maxcpus} voutmode=${voutmode} disablehpd=${disablehpd} enable_wol=${enable_wol} ${cec_enable} sdrmode=${sdrmode} consoleblank=0 logo=osd0,loaded monitor_onoff=${monitor_onoff} ${hid_quirks} ${cmode} overscan=${overscan} cvbscable=${cvbscable} ${a73_freq] ${a53_freq}"

# Set load addresses
setenv dtb_loadaddr "0x1000000"
setenv k_addr "0x1100000"
setenv loadaddr "0x1B00000"
setenv initrd_loadaddr "0x3700000"

# Load kernel, dtb and initrd
fatload mmc ${devno}:1 ${k_addr} Image.gz
fatload mmc ${devno}:1 ${dtb_loadaddr} meson64_odroid${variant}.dtb
fatload mmc ${devno}:1 ${initrd_loadaddr} uInitrd
fdt addr ${dtb_loadaddr}

# Load device tree overlays
if test "${overlays}"; then
	setenv dtbo_addr_r "0x11000000"
	fdt resize "16384"
	for overlay in ${overlays}; do
		fatload mmc ${devno}:1 ${dtbo_addr_r} overlays/${board}/${overlay}.dtbo && fdt apply ${dtbo_addr_r}
	done
fi

# Unzip the kernel
unzip ${k_addr} ${loadaddr}

# Boot
booti ${loadaddr} ${initrd_loadaddr} ${dtb_loadaddr}